Senior ML Engineer, Synthetic Data Pipelines

Company: Cohere
Apply for the Senior ML Engineer, Synthetic Data Pipelines
Location: London
Job Description:

Cohere is seeking a Senior Machine Learning Engineer specializing in synthetic data to lead end-to-end management of synthetic data pipelines for advanced language models. You will analyze, generate, and ablate data, transforming diverse web and code data with generative models to improve token efficiency and model quality.

You will bridge research and engineering, collaborating with researchers and engineers to push the boundaries of NLP training metrics while working in a remote-friendly

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Posted: October 8th, 2026